Aluminum shock bodies, spring cups, and spring adjustersFully threaded for rapid adjustmentRed anodized shock bodiesUpper and lower shock ends includes blue anodized aluminum ballsStainless steel (STS304) black soft springs (1.172kg/30.00mm)3.5mm thick shock shafts Shaft exits through double O-ring sealsEasy load shock seal assemblyFits 1/10 scale crawlers & trucks (such as F-350, Hilux)